#comment{
    height:100%;width:100%;background:whitesmoke;
    margin: 0 auto;
   overflow: auto;
}
#comment-header{
    height:200px;  width:80%;
    border: black 4px solid;
  margin: 20px auto;
   
}

#comment ul li{
    height: 200px;width: 95%;border: black 4px solid;list-style: none;
    margin:20px auto ;

}